<template>
  <view>
    <!-- 搜索组件 -->
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    
    <!-- 轮播图的区域 -->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item,i) in swiperList" :key="i">
        <navigator class="swiper-item" 
          :url=" '/subpkg/goods_detail/goods_detail?goods_id=' +item.goods_id ">
          <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>
    
    <!-- 分类导航区域 -->
    <view class="nav-list">
      <view class="nav-item" v-for="(item,i) in navList"
       :key="i"  @click="navClickHandleer(item)">
        <image :src="item.image_src" class="nav-img"></image>
      </view>
    </view>
    
    <!-- 楼层区域 -->
    <!-- 楼层的容器 -->
    <view class="floor-list">
      <!-- 每一个楼层的item项 -->
      <view class="floor-item" v-for="(item,index) in floorList" :key="index">
        <!-- 楼层的标题 -->
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <!-- 楼层的图片区域 -->
        <view class="floor-img-box">
            <!-- 左侧大图片的盒子 -->
            <navigator class="left-img-box"
            :url = "item.product_list[0].url"
            >
              <image :src="item.product_list[0].image_src" 
              :style="{width:item.product_list[0].image_width + 'rpx' }"
              mode="widthFix"></image>
            </navigator>
            <!-- 右侧4个小图片的盒子 -->
              <view class="right-img-box">
                <navigator class="right-img-box" v-for="(item2,i2) in item.product_list"
                :key="i2" v-if=" i2 != 0" :url="item2.url"
                >
                 <image :src="item2.image_src" mode="widthFix" 
                 :style="{width: item2.image_width + 'rpx'}"></image> 
                </navigator>
              </view>
        </view>
      </view>
    </view>
    
    
    
    
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
     mixins: [badgeMix],
    data() {
      return {
        //轮播图数据列表
        swiperList: [],
        //分类导航的数据列表
        navList: [],
        floorList: [ ]
      };
    },
    onLoad() {
        this.getSwiperList();
        this.getNavList();
        this.getFloorList();
    },
    methods: {
      async getSwiperList(){
        const {data: res} = await uni.$http.get('/api/public/v1/home/swiperdata')
        console.log(res);
        if(res.meta.status !==200 ){
          // return uni.showToast({
          //   title: '数据请求失败！',
          //   duration: 1500,
          //   icon: 'none'
          // })
          return uni.$showMsg()
        }
        this.swiperList = res.message
        uni.$showMsg('数据请求成功')
        
      },
      async getNavList(){
        const { data: res} = await uni.$http.get('/api/public/v1/home/catitems')
        if(res.meta.status !=200){
          return uni.$showMsg()
        }
        this.navList = res.message;
      },
      navClickHandleer(item){
          if(item.name == '分类'){
            uni.switchTab({
              url: '/pages/cate/cate'
            })
          }
      },
      //获取首页楼层数据的方法
      async getFloorList(){
          const { data: res } = await uni.$http.get('/api/public/v1/home/floordata')
          if(res.meta.status !== 200){
            return uni.$showMsg()
          }
          
          //对数据进行处理
          res.message.forEach(floor=>{
            floor.product_list.forEach(prod=>{
              prod.url = '/subpkg/goods_list/goods_list?'
              +prod.navigator_url.split('?')[1]
            })
          })
          console.log(res.message);
          
          
          this.floorList = res.message
          
      },
      gotoSearch(){
        uni.navigateTo({
          url: '/subpkg/search/search'
        })
      }
      
      
      
    }
  }
</script>

<style lang="scss">

swiper{
  height: 330rpx;
  .swiper-item,
    image{
      width: 100%;
      height: 100%;
    }
}

.nav-list{
  display: flex;
  justify-content: space-around;
  margin: 15px 0;
  .nav-img{
    width: 128rpx;
    height: 140rpx;
    
  }
}

.floor-title{
  width: 100%;
  height: 60rpx;
}

.right-img-box{
  display: flex;
  flex-wrap: wrap;
  //使小图片分散对齐
  justify-content: space-around;
}

.floor-img-box{
  display: flex;
  padding-left: 10rpx;
}

.search-box{
  //设置定位效果为"吸顶"
  position: sticky;
  //吸顶的"位置"
  top: 0;
  //提高层级,防止被轮播图覆盖
  z-index: 999;
}




  
  

</style>
